Vacuum Pump Design: Our dog shower suction cup adopts vacuum pump design, which easy to adjust the height by releasing and resecuring the suction cup, it's wonderful for dogs of all sizes. Red indicator line is helpful to check security status. Powerful Suction Force: Dog heavy duty suction cup with sturdy construction and extra-large cup base enhance strong suction force to withstand weight up to 260LBS. Suitable for small, medium and large size dog. Lifesaver for Dog Bathing: Perfect for who struggles with wiggly dogs during baths. No more choas and wet, the reuseable suction cup could keep your dogs securely in place and makes washing so much easier. Good choice for pet owners and groomers. Functionl Dog Suction Cups: Paired with a high-elasticity nylon tether leash to anchor large dogs in place during bathing, grooming, trimming, having meals or playing. It's versatile and practical for various situations. Portable and Easy to Use: The dog bathing suction cup tether can be firmly attached to the smooth and flat surface, such as shower wall, bath tub, glass,tile floor or the side of a car. Grout lines, textured or porous surfaces are not recommend to attached on. Color:Black Material:Nylon + Plastic Package Contents: 1 * Dog Bathing Suction Cup with Tether Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.